forked from OSchip/llvm-project
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
//===--- tools/extra/clang-rename/USRFinder.h - Clang rename tool ---------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
///
|
|
/// \file
|
|
/// \brief Methods for determining the USR of a symbol at a location in source
|
|
/// code.
|
|
///
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_RENAME_USR_FINDER_H
|
|
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_RENAME_USR_FINDER_H
|
|
|
|
#include "clang/AST/AST.h"
|
|
#include "clang/AST/ASTContext.h"
|
|
#include "clang/ASTMatchers/ASTMatchFinder.h"
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
using namespace llvm;
|
|
using namespace clang::ast_matchers;
|
|
|
|
namespace clang {
|
|
|
|
class ASTContext;
|
|
class Decl;
|
|
class SourceLocation;
|
|
class NamedDecl;
|
|
|
|
namespace rename {
|
|
|
|
// Given an AST context and a point, returns a NamedDecl identifying the symbol
|
|
// at the point. Returns null if nothing is found at the point.
|
|
const NamedDecl *getNamedDeclAt(const ASTContext &Context,
|
|
const SourceLocation Point);
|
|
|
|
// Given an AST context and a fully qualified name, returns a NamedDecl
|
|
// identifying the symbol with a matching name. Returns null if nothing is
|
|
// found for the name.
|
|
const NamedDecl *getNamedDeclFor(const ASTContext &Context,
|
|
const std::string &Name);
|
|
|
|
// Converts a Decl into a USR.
|
|
std::string getUSRForDecl(const Decl *Decl);
|
|
|
|
// FIXME: Implement RecursiveASTVisitor<T>::VisitNestedNameSpecifier instead.
|
|
class NestedNameSpecifierLocFinder : public MatchFinder::MatchCallback {
|
|
public:
|
|
explicit NestedNameSpecifierLocFinder(ASTContext &Context)
|
|
: Context(Context) {}
|
|
|
|
std::vector<NestedNameSpecifierLoc> getNestedNameSpecifierLocations() {
|
|
addMatchers();
|
|
Finder.matchAST(Context);
|
|
return Locations;
|
|
}
|
|
|
|
private:
|
|
void addMatchers() {
|
|
const auto NestedNameSpecifierLocMatcher =
|
|
nestedNameSpecifierLoc().bind("nestedNameSpecifierLoc");
|
|
Finder.addMatcher(NestedNameSpecifierLocMatcher, this);
|
|
}
|
|
|
|
void run(const MatchFinder::MatchResult &Result) override {
|
|
const auto *NNS = Result.Nodes.getNodeAs<NestedNameSpecifierLoc>(
|
|
"nestedNameSpecifierLoc");
|
|
Locations.push_back(*NNS);
|
|
}
|
|
|
|
ASTContext &Context;
|
|
std::vector<NestedNameSpecifierLoc> Locations;
|
|
MatchFinder Finder;
|
|
};
|
|
|
|
} // namespace rename
|
|
} // namespace clang
|
|
|
|
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_RENAME_USR_FINDER_H
|